Question

If the slope is -3 and (1, 2) is a point on the line, what is the equation of the line?

Answer 1

Answer: y=-3x+5

Explanation:

First write in point slope form, y-y1=m(x-x1) which is y-2=-3(x-1). Then distribute the -3 and add the negative 2 to the other side to solve for y.